Home / 8,680,897.05-11,979,054-4,813,275.03

Finding the Fourth Proportional to 8,680,897.05, 11,979,054 and 4,813,275.03

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Solution

The fourth proportional to 8,680,897.05, 11,979,054 and 4,813,275.03 is: 6,641,995.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,680,897.05 : 11,979,054 = 4,813,275.03 : x
  2. Step 2: Convert to fraction form
    8,680,897.05/11,979,054 = 4,813,275.03/x
  3. Step 3: Cross multiply
    8,680,897.05x = 11,979,054 × 4,813,275.03
  4. Step 4: Simplify right side
    8,680,897.05x = 57,658,481,501,221.62
  5. Step 5: Solve for x
    x = 57,658,481,501,221.62/8,680,897.05
  6. Step 6: Final answer
    x = 6,641,995.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.